Home / Design & photo / UI design / Lunacy Lunacy Free desktop design app from Icons8 with components, prototyping and an offline mode, built on the .sketch file format.
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License: Freeware
Status: Verified Oct 7, 2026 SVG SVG: opens and saves, full fidelity PDF PDF: saves only, partial fidelity. PDF export was not tested PNG PNG: opens and saves, full fidelity FIG FIG: opens only, partial fidelity. A free Figma-to-.sketch converter handles import; some features may not carry over SKETCH SKETCH: opens and saves, full fidelity. Opens and saves .sketch natively This replaces Adobe XD , Figma and Sketch
Made by Icons8
License License: Freeware
Pricing Free
Self-hostable No
Works offline Yes
Account required No
Telemetry Local .sketch files work offline. Cloud documents, real-time collaboration and the built-in graphics libraries need an Icons8 account and a connection.
Maturity Stable Maintenance Status: Verified Oct 7, 2026
Lunacy is a free alternative to Adobe XD
Strong. Best for free offline UI design on desktop.
1 person switched
Figma
Strong. Best for free offline design on Windows, macOS or Linux.
1 person switched
Sketch
Top pick. Best for opening and editing .sketch files for free.
0 people switched
Health history This tool is closed source, so an editor re-checks it by hand at least every 180 days.
Last editor check: Oct 7, 2026 .
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